原生js实现一个滑竿滑动拖动取值器效果代码-html代码-BFW代码库

原生js实现一个滑竿滑动拖动取值器效果代码

代码语言：html

所属分类：拖放

代码描述：原生js实现一个滑竿滑动拖动取值器效果代码

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html lang="zh-cn">

<head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
    <meta name="viewport" content="width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no" />
    <title>鼠标拖动小方块</title>
    <style type="text/css">
        .lineDiv {
            position: relative;
            height: 5px;
            background: #009900;
            width: 300px;
            margin: 50px auto;
        }

        .lineDiv .minDiv {
            position: absolute;
            top: -5px;
            left: 0;
            width: 15px;
            height: 15px;
            background: #009900;
            cursor: pointer
        }

        .lineDiv .minDiv .vals {
            position: absolute;
            font-size: 20px;
            top: -45px;
            left: -10px;
            width: 35px;
            height: 35px;
            line-height: 35px;
            text-align: center;
            background: #009900;
            color: white;
        }

        .lineDiv .minDiv .vals:after {
            content: "";
            width: 0px;
            height: 0px;
            border-top: 6px solid #009900;
            border-left: 6px solid transparent;
            border-right: 6px solid transparent;
            border-bottom: 6px solid transparent;
            display: block;
            margin-left: 11px;
        }
    </style>
</head>

<body>
    <center style="margin:100px;">
        <h3>用鼠标拖动小方块<span id="msg">0</span>%</h3>
    </center>
    <div id="lineDiv" class="lineDiv">
        <div id="minDiv" class="minDiv">
            <div id="vals" class="vals">
                0
            </div>
        </div>
    </div>
    <script>
        window.onload = function() {

            var lineDiv = document.getElementById('lineDiv'); //长线条
            var minDiv = document.getElementById('minDiv'); //小方块
            var msg = document.getElementById("msg");
            var vals = document.getElementById("vals");
            var ifBool = false; //判断鼠标是否按下
            //事件
            var start = function(e) {
                e.stopPropagation();
                ifBool = true;
                console.log("鼠标按下")
            }
            var move = function(e) {
                console.log("鼠标拖动".........完整代码请登录后点击上方下载按钮下载查看